shape property Null safety

DataMarkerType shape
final

Shape of the marker.

Defaults to DataMarkerType.circle.

Also refer DataMarkerType

Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
           selectionGesture: ActivationMode.doubleTap,
           series: <SplineSeries<SalesData, num>>[
               SplineSeries<SalesData, num>(
                 markerSettings: MarkerSettings(
                        isVisible: true, shape: DataMarkerType.diamond),
               ),
             ],
       ));
}

Implementation

final DataMarkerType shape;